From 78ad6f321313077a08fb122deb763af0f30480f8 Mon Sep 17 00:00:00 2001 From: sts Date: Fri, 30 Aug 2024 19:03:48 +0800 Subject: [PATCH 1/3] Add articles/20240830-stratovirt-riscv-part1 --- articles/20240830-stratovirt-riscv-part1.md | 121 ++++++++++++++++++++ 1 file changed, 121 insertions(+) create mode 100644 articles/20240830-stratovirt-riscv-part1.md diff --git a/articles/20240830-stratovirt-riscv-part1.md b/articles/20240830-stratovirt-riscv-part1.md new file mode 100644 index 0000000..3a77285 --- /dev/null +++ b/articles/20240830-stratovirt-riscv-part1.md @@ -0,0 +1,121 @@ +> Corrector: [TinyCorrect](https://gitee.com/tinylab/tinycorrect) v0.2-rc2 - [refs]
+> Author: Sunts
+> Date: 2024/08/30
+> Revisor: Falcon
+> Project: [RISC-V Linux 内核剖析](https://gitee.com/tinylab/riscv-linux)
+> Sponsor: PLCT Lab, ISCAS + +# Stratovirt 的 RISCV 支持（一）：环境配置 + +## 前言 + +StratoVirt 是一种基于 Linux 内核虚拟化（KVM）的开源轻量级虚拟化技术。Stratovirt 的运行环境必须要有 RISCV 的 H 扩展以及在其之上运行的 Linux 提供 KVM 支持。本文采用 QEMU + Ubuntu2204 的环境。 + +## 准备 Ubuntu 镜像 + +打开终端，执行以下命令，下载镜像。 + +```shell +wget https://cdimage.ubuntu.com/releases/jammy/release/ubuntu-22.04.4-preinstalled-server-riscv64+unmatched.img.xz +``` + +解压缩系统镜像文件 + +```shell +xz -d ubuntu-22.04.4-preinstalled-server-riscv64+unmatched.img.xz +``` + +## 编译 QEMU + +考虑到直接使用 apt 命令安装的 QEMU 可能不支持 RISCV 虚拟化扩展。所以直接下载源码编译。 + +安装编译前所需工具 + +```shell +sudo apt install autoconf automake autotools-dev curl libmpc-dev libmpfr-dev libgmp-dev \ + gawk build-essential bison flex texinfo gperf libtool patchutils bc \ + zlib1g-dev libexpat-dev git ninja-build \ + libglib2.0-dev libfdt-dev libpixman-1-dev +``` + +```shell +# 根据 python 版本调整版本号 +sudo apt-get install python3.12-venv +``` + +QEMU 的 user 用户模式网络配置需要 libslirp 的支持 + +下载 libslirp 源码和编译所需工具 + +```shell +git clone https://gitlab.freedesktop.org/slirp/libslirp.git +sudo apt install meson +``` + +libslirp 编译，安装 + +```shell +meson build +ninja -C build install +``` + +下载 QEMU 源码 + +```shell +git clone https://github.com/qemu/qemu.git +``` + +编译 RV64 架构下的 QEMU：qemu-system-riscv64 + +```shell +cd qemu && ./configure --target-list=riscv64-softmmu --enable-slirp && make +``` + +## 用 QEMU 引导 Linux + +安装 U-boot 和 Opensbi + +```shell +sudo apt install u-boot-qemu opensbi +``` + +启动 Linux + +```shell +./qemu/build/qemu-system-riscv64 -machine virt -nographic -m 8192 -smp 6 -bios /usr/lib/riscv64-linux-gnu/opensbi/generic/fw_jump.bin -kernel /usr/lib/u-boot/qemu-riscv64_smode/uboot.elf -device virtio-net-device,netdev=eth0 -netdev user,id=eth0,hostfwd=tcp::6666-:22 -device virtio-rng-pci -drive file=./ubuntu-22.04.4-preinstalled-server-riscv64+unmatched.img,format=raw,if=virtio +``` + +登录到 Linux，系统会立即要求更改密码 + +```shell +# 默认用户名和密码 +username: ubuntu +password: ubuntu +``` + +加载 kvm 模块，并验证 + +```shell +sudo modprobe kvm +ls /dev/ +``` + +/dev 目录下观察到文件 kvm 即可。 + +## RUST 环境安装 + +按照官方提供的命令直接安装最新的 RUST 即可。 + +```shell +curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh +``` + +看到提示信息：`Rust is installed now. Great!` 即安装完成。 + +## 小结 + +环境配置过程中的源码下载或 RUST 安装等过程难免要从 github 等外网下载内容，请配置解决。 + +## 参考资料 + +120:QEMU 官方文档 https://wiki.qemu.org/Documentation/Platforms/RISCV -- Gitee From 91021f21512a32438c9a073630f21bbdea56a2c5 Mon Sep 17 00:00:00 2001 From: sts Date: Fri, 30 Aug 2024 19:10:22 +0800 Subject: [PATCH 2/3] Reformat references --- articles/20240830-stratovirt-riscv-part1.md | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/articles/20240830-stratovirt-riscv-part1.md b/articles/20240830-stratovirt-riscv-part1.md index 3a77285..11c3286 100644 --- a/articles/20240830-stratovirt-riscv-part1.md +++ b/articles/20240830-stratovirt-riscv-part1.md @@ -117,5 +117,4 @@ curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh 环境配置过程中的源码下载或 RUST 安装等过程难免要从 github 等外网下载内容，请配置解决。 ## 参考资料 - -120:QEMU 官方文档 https://wiki.qemu.org/Documentation/Platforms/RISCV +QEMU 官方文档 https://wiki.qemu.org/Documentation/Platforms/RISCV -- Gitee From 689af5f81aced1657f5bd50c262b1cbb1d93efe9 Mon Sep 17 00:00:00 2001 From: sts Date: Fri, 30 Aug 2024 19:10:58 +0800 Subject: [PATCH 3/3] stratovirt-riscv-part1.md: commit correct result of tinycorrect-toc Signed-off-by: sts --- articles/20240830-stratovirt-riscv-part1.md | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/articles/20240830-stratovirt-riscv-part1.md b/articles/20240830-stratovirt-riscv-part1.md index 11c3286..5d3f396 100644 --- a/articles/20240830-stratovirt-riscv-part1.md +++ b/articles/20240830-stratovirt-riscv-part1.md @@ -1,4 +1,4 @@ -> Corrector: [TinyCorrect](https://gitee.com/tinylab/tinycorrect) v0.2-rc2 - [refs]
+> Corrector: [TinyCorrect](https://gitee.com/tinylab/tinycorrect) v0.2-rc2 - [toc]
> Author: Sunts
> Date: 2024/08/30
> Revisor: Falcon
@@ -117,4 +117,5 @@ curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh 环境配置过程中的源码下载或 RUST 安装等过程难免要从 github 等外网下载内容，请配置解决。 ## 参考资料 + QEMU 官方文档 https://wiki.qemu.org/Documentation/Platforms/RISCV -- Gitee